Now showing items 13-24 of 2901

  • Interference statistics approximations for data rate analysis in uplink massive MTC 

    Liesegang Maria, Sergi; Muñoz Medina, Olga; Pascual Iserte, Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference lecture
    Restricted access - publisher's policy
    Machine-type-communications have attracted a lot of interest in the past years. They rely on interactions between devices with no human supervision. This will help to the advent of a plethora of applications such as the ...
  • New methodology for the Faraday rotation angle retrieval in the SMOS field of view 

    Rubino, Roselena; Duffo Ubeda, Núria; González Gambau, Verónica; Torres Torres, Francisco; Corbella Sanahuja, Ignasi; Martín Neira, Manuel (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference lecture
    Restricted access - publisher's policy
    In this work, a new methodology to estimate the Faraday Rotation Angle (FRA) from SMOS full-pol brightness temperature is presented. This approach is focused on retrieving the Vertical Total Electron Content (VTEC) and ...
  • A software radio challenge accelerating education and innovation in wireless communications 

    González Rodríguez, Marta; Gelonch Bosch, Antonio José; Marojevic, Vuk (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference lecture
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    This Innovative Practice Full Paper presents our methodology and tools for introducing competition in the electrical engineering curriculum to accelerate education and innovation in wireless communications. Software radio ...
  • A direct method to estimate atmospheric phase delay for insar with global atmospheric models 

    Hu, Zhongbo; Mallorquí Franquet, Jordi Joan (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference lecture
    Restricted access - publisher's policy
    Differential Interferometric Synthetic Aperture Radar (DInSAR) has proved its unprecedented advantages of monitoring ground deformation on large scale with centimeter to millimeter precision in the last two decades. However, ...
  • LUT-Free carrier recovery for intradyne optical DPSK receivers in UDWDM-PON 

    Ghasemi, Saeed; Tabares Giraldo, Jeison; Polo Querol, Víctor; Prat Gomà, Josep Joan
    Conference report
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    We present an LUT-free feed-forward carrier recovery architecture in intradyne optical DPSK receivers that reduces ~41% DSP hardware resources and 61% required process clocks with 85% less power consumption in real-time ...
  • Time interleaved DPSK/ASK transmitter with directly beat modulated DFB for coherent WDM-PON 

    Velásquez Micolta, Juan Camilo; Domingo, Marc; Polo Querol, Víctor; Prat Gomà, Josep Joan
    Conference lecture
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    We experimentally demonstrate a novel low-cost 2.5 Gb/s/¿ transmitter based on a directly modulated DFB laser featuring DPSK/ASK interleaved in time. Rx sensitivity of -44 dBm is achieved at BER=4· 10-3 with 2 dB improvement ...
  • Nonconforming domain decomposition method for the flexible analysis of multiscale penetrable structures 

    Sekulic, Ivan; Úbeda Farré, Eduard; Rius Casals, Juan Manuel (2018)
    Conference lecture
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    The Poggio-Miller-Chan-Harrington-Wu-Tsai (PM- CHWT) integral equation discretized with the method of mo- ments (MoM) in conjunction with the edge-based Rao-Wilton- Glisson (RWG) set is normally used in the electromag ...
  • Modeling the effect of non-linear distortion in a centralized RAN with analog optical fronthaul 

    Dowhuszko, Alexis; Pérez Neira, Ana Isabel (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
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    The Centralized Radio Access Network (C-RAN) architecture has potential to achieve the target goals that have been set for 5G. However, as the number of radio signals to be transported from the Centralized Base Station ...
  • Soft failure localization in elastic optical networks 

    Vela, A.P.; Shariati, Mohammad Behnam; Ruiz Ramírez, Marc; Comellas Colomé, Jaume; Velasco Esteban, Luis Domingo (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
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    Soft failure localization to early detect service level agreement violations is of paramount importance in elastic optical networks (EONs), while it allows anticipating possible hard failure events. Nowadays, effective and ...
  • 25Gbps quasicoherent receiver for beyond NG-PON2 access networks 

    Altabas, Jose Antonio; Suhr, Lau F.; Silva Valdecasa, Guillermo; Lázaro Villa, José Antonio; Garces, Ignacio; Jensen, J.B.; Clausen, Anders T.
    Conference report
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    A 25Gbps quasicoherent receiver with simple DSP has been experimentally validated for 25G access networks. It exhibits a sensitivity of -24. 7dBm after 20km SSMF and duobinary decoding and provides a power budget of 25. 7dB.
  • Spectral clustering for beam-free satellite communications 

    Vázquez Oliver, Miguel Ángel; Pérez Neira, Ana Isabel (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
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    This paper introduces the notion of beam-free satellite systems and it investigates different scheduling algorithms for this architecture. Attending to the current satellite gateway cloudification, this paper assumes that ...
  • First forecasts of airborne platanus and pinus pollen in Catalonia, NE Spain: use of a ground-based LiDar to estimate the model score 

    Sicard, Michaël; Jorba Casellas, Oriol; Izquierdo Miguel, Rebeca; Alarcón Jordán, Marta; Belmonte Soler, Jordina; Comerón Tejero, Adolfo; De Linares, Concepción; Baldasano Recio, José María (Institute of Electrical and Electronics Engineers (IEEE), 2018)
    Conference report
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    Pollen allergenicity plays an important role on human health and wellness. It is thus of large public interest to increase our knowledge of pollen grain behavior in the atmosphere (source, emission, processes involved ...